Direct (nonstop) flights from Osaka to Seoul
10 airlines fly nonstop from Kansai International Airport (KIX) to Incheon International Airport (ICN). It's 535 miles (861 km), about 2h in the air. Operated by Jeju Air, Air Busan, Korean Air and others.
Jeju Air
Air Busan
Korean Air
Jin Air
Peach Aviation
Asiana Airlines
+4 more
Route data last updated: May 27, 2026
Airlines with non-stop flights
Alternative Routes
Other ways to fly from Osaka to Seoul with one stop · direct emits 99 kg CO₂ per passenger
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ICN → KIX: Flights from Seoul to OsakaOther direct flights from Osaka
Direct flights from Seoul (ICN)
Frequently Asked Questions
How long is the direct flight from Osaka to Seoul?
A nonstop flight from Osaka (KIX) to Seoul (ICN) takes approximately 2 hours. The distance is 535 miles (861 km).
Which airlines fly nonstop from Osaka to Seoul?
10 airlines: Jeju Air, Air Busan, Korean Air, Jin Air, Peach Aviation, Asiana Airlines, Air Seoul, T´Way Air, Thai Smile, Eastar Jet.
Is there a nonstop flight from Osaka to Seoul?
Yes. 10 airlines: Jeju Air, Air Busan, Korean Air, Jin Air, Peach Aviation, Asiana Airlines, Air Seoul, T´Way Air, Thai Smile, Eastar Jet.
How far is Osaka from Seoul?
The flight distance from Osaka to Seoul is 535 miles (861 km), measured as the great-circle (shortest air) distance.
What type of aircraft flies from Osaka to Seoul?
At 2h, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
Do I need a visa to travel from Japan to Republic of Korea?
Depends on your passport. Check with the Republic of Korea embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Osaka to Seoul?
Roughly 99 kg CO2 per passenger one-way. That's about the same as driving 495 km.
Is the return flight from Seoul to Osaka also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Osaka to Seoul?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Kansai International Airport for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.